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Accessories & Specialty

  • O2 Sensor - OEM Replacement, HFP-WBS6003 QFS
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    O2 Sensor - OEM Replacement, HFP-WBS6003 QFS

    $69.98
    HFP-WBS6003-BC
    Out of stock
  • O2 Sensor - OEM Replacement, HFP-WBS98J00 QFS
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    O2 Sensor - OEM Replacement, HFP-WBS98J00 QFS

    $105.98
    HFP-WBS98J00-BC
    Out of stock
  • O2 Sensor - OEM Replacement, HFP-WBS98J10 QFS
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    O2 Sensor - OEM Replacement, HFP-WBS98J10 QFS

    $108.98
    HFP-WBS98J10-BC
    Out of stock
  • QFS Oxygen Sensor - OEM Replacement, QFS-WBS4064 QFS
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    O2 Sensor for Harley Davidson Motorcycle - OEM Replacement, QFS-WBS4064 QFS

    $50.98
    QFS-WBS4064-BC
    Add to Cart
  • QFS Oxygen Sensor - OEM Replacement, QFS-WBS4065 QFS
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    O2 Sensor for Harley Davidson Motorcycle - OEM Replacement, QFS-WBS4065 QFS

    $45.98
    QFS-WBS4065-BC
    Add to Cart
  • QFS Oxygen Sensor - OEM Replacement, QFS-WBS5001 QFS
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    O2 Sensor for Polaris ATV / UTV - OEM Replacement, QFS-WBS5001 QFS

    $209.98
    QFS-WBS5001-BC
    Add to Cart
  • Phenix Orb To Orb Swivel Union - ALL SIZES + COLORS AVAILABLE, CHOOSE OPTIONS, PHX-D27 Phenix
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    Orb To Orb Swivel Union - ALL SIZES + COLORS AVAILABLE, CHOOSE OPTIONS, PHX-D27 Phenix

    $14.52 - $28.90
    PHX-ORB-D27-0-BC
    Choose Options
  • QFS Promotional Item, QFS-KOOZIE-CAMO QFS
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    Promotional Item, QFS-KOOZIE-CAMO QFS

    $5.98
    QFS-KOOZIE-CAMO-BC
    Out of stock
  • QFS Performance Wiring Kit, QFS-WKGM2
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    QFS Performance Wiring Kit, QFS-WKGM2

    $19.99
    QFS-WKGM2-BC
    Add to Cart
  • S&B Tanks S&B 40 Gallon, After Axle, Replacement Fuel Tank For 2000-2010 Ford Powerstroke 7.3L 6.0L 6.4L, Cab Chassis
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    S&B 40 Gallon, After Axle, Replacement Fuel Tank For 2000-2010 Ford Powerstroke 7.3L 6.0L 6.4L, Cab Chassis

    $849.00
    S&B-10-1002
    Add to Cart
  • S&B Tanks S&B 40 Gallon, After Axle, Replacement Fuel Tank For 2011-2016 Ford Powerstroke 6.7L, Cab Chassis
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    S&B 40 Gallon, After Axle, Replacement Fuel Tank For 2011-2016 Ford Powerstroke 6.7L, Cab Chassis

    $849.00
    S&B-10-1001
    Add to Cart
  • S&B Tanks S&B 47 Gallon Replacement Tank For 19-22 Mercedes Sprinter Van 144 and 170 Inch Wheelbase
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    S&B 47 Gallon Replacement Tank For 19-22 Mercedes Sprinter Van 144 and 170 Inch Wheelbase

    $1,549.00
    S&B-10-1025
    Add to Cart
  • S&B Tanks S&B 52 Gallon Replacement Tank For 05-20 Dodge/Ram Cummins Crew, Quad & Mega Cab Short Bed
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    S&B 52 Gallon Replacement Tank For 05-20 Dodge/Ram Cummins Crew, Quad & Mega Cab Short Bed

    $1,249.00
    S&B-10-1021
    Add to Cart
  • S&B Tanks S&B 56 Gallon Replacement Fuel Tank For 2011-2016 Ford Powerstroke 6.7L, Crew Cab Short Bed
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    S&B 56 Gallon Replacement Fuel Tank For 2011-2016 Ford Powerstroke 6.7L, Crew Cab Short Bed

    $1,249.00
    S&B-10-1000
    Add to Cart
  • S&B Tanks S&B 62 Gallon Replacement Fuel Tank For 01-04 GM Duramax 6.6L Crew Cab Short Bed
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    S&B 62 Gallon Replacement Fuel Tank For 01-04 GM Duramax 6.6L Crew Cab Short Bed

    $1,349.00
    S&B-10-1023
    Add to Cart
  • S&B Tanks S&B 62 Gallon Replacement Fuel Tank For 2004-2010 GM Duramax 6.6L, Crew Cab Short Bed
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    S&B 62 Gallon Replacement Fuel Tank For 2004-2010 GM Duramax 6.6L, Crew Cab Short Bed

    $1,349.00
    S&B-10-1006
    Add to Cart
  • S&B Tanks S&B 62 Gallon Replacement Fuel Tank For 2011-2021 GM Duramax 6.6L Crew Cab Short Bed
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    S&B 62 Gallon Replacement Fuel Tank For 2011-2021 GM Duramax 6.6L Crew Cab Short Bed

    $1,249.00
    S&B-10-1017
    Add to Cart
  • S&B Tanks S&B 68 Gallon Replacement Fuel Tank for 2017-2020 Ford 6.7 Powerstroke Crew Cab Long Bed
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    S&B 68 Gallon Replacement Fuel Tank for 2017-2020 Ford 6.7 Powerstroke Crew Cab Long Bed

    $1,349.00
    S&B-10-1008
    Add to Cart

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About Us

quantum fuel systems blk

QFS was born from a desire for freedom: the freedom to keep your ATV, dirt bike, car, or truck running with dependable, OEM-quality, and affordable fuel systems. We want you back on the road without breaking the bank. Skip the costly dealership—our replacement parts ship directly to you and are easy to install. Enjoy OEM performance with unbeatable US-based support and a lifetime warranty. Are you with us?

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